作者：Muhammad Shakhawat Hossain;Chunguang Xiong;Huafei Sun （¹ Department of Mathematics, Beijing Institute of Technology, Beijing, China.）

出处：PloS one 2023

摘要：In this research article, a discontinuous Galerkin method with a weighted parameter θ and a penalty parameter γ is proposed for solving the first orde ...

作者：Xiong, Chunguang;Xie, Manting;Luo, Fusheng;Su, Hongling （¹Department of Mathematics, Beijing Institute of Technology, Beijing, 100081, China;²Center for Applied Mathematics, Tianjin University, Tianjin 300072, China;³Third Institute of Oceanography, Ministry of Natural Resources, Xiamen, Fujian, 361005, China;⁴School of mathematics, Renmin University of China, 100872, China）

出处：Computers & Mathematics with Applications. An International Journal 2023

摘要：In the current paper, we introduce an error analysis method and a new procedure to accelerate the convergence of finite element (FE) approximation of ...

作者：Liang Wang¹;1;Xinpeng Yuan²;2;Chunguang Xiong³;CA3 （¹Coordinated Innovation Center for Computable Modelling in Management Science, Tianjin University of Finance and Economics, Tianjin, 300222, China;²State Key Laboratory of Severe Weather, Chinese Academy of Meteorological Sciences, China Meteorological Administration, Beijing 100081, China;³Department of Mathematics, MIIT Key Laboratory of Mathematical Theory and Computation in Information Security, Beijing Institute of Technology, Beijing, 100081, China）

出处：Computer Methods in Applied Mechanics and Engineering 2023

关键词：Convection problems on surfaces;Discontinuous Galerkin;Isogeometric analysis;A priori error analysis

摘要：In this paper, we identify and study the new isogeometric analysis penalty discontinuous Galerkin (DG) methods of convection problems on implicitly de ...